﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Classaa
{//1、猫、狗、鸭、猴，（吃、游泳、爬树）

   abstract class Eat
    {
        protected string chi;

        public string Chi
        {
            get { return this.chi; }
            set { this.chi = value; }
        }

        public Eat() { }
        public Eat(string chi)
        {
            this.chi = chi;
        }

        public abstract void eat();
        

    }
}
